Finding the Fourth Proportional to 23,359.55, 32,223.91 and 15,808.42

Step by Step Solution

1. Step 1: Write the proportion equation
   23,359.55 : 32,223.91 = 15,808.42 : x
2. Step 2: Convert to fraction form
   23,359.55/32,223.91 = 15,808.42/x
3. Step 3: Cross multiply
   23,359.55x = 32,223.91 × 15,808.42
4. Step 4: Simplify right side
   23,359.55x = 509,409,123.03
5. Step 5: Solve for x
   x = 509,409,123.03/23,359.55
6. Step 6: Final answer
   x = 21,807.32